TWO UPDATED Exam Questions and
CORRECT Answers
INTRODUCTION TO ENERGY - CORRECT ANSWER-
Which of the following is an example of chemical energy? - CORRECT ANSWER- Energy
in an apple that a worm eats.
The light bulbs in an office building give off tremendous amounts of heat. Bacause heat is a
form of energy, this heat could be trapped and used to offset our need for electricity, thus
saving energy and money. - CORRECT ANSWER- False
Some cars are 100 percent efficient at converting energy from gasoline to energy of motion. -
CORRECT ANSWER- False
Fossil fuels are made by the decay of living things. Because living things are always dying
and decaying, why are fossil fuels not a renewable source of energy? - CORRECT
ANSWER- They take millions of years to form.
Energy from sunlight is _____; if it is harnessed to move a turbine and generate electricity,
then it has been converted to _____. - CORRECT ANSWER- radiant energy; mechanical
energy
ENERGY CONSUMPTION HISTORY - CORRECT ANSWER-
_____ is a type of liquid fuel derived from plant materials. - CORRECT ANSWER- IS NOT
PETROLEUM
As a result of the industrial revolution _____. - CORRECT ANSWER- profound social and
economic changes occurred
The ability to harvest fossil fuels was easier during the Industrial Revolution than before it. -
CORRECT ANSWER- TRUE
,Food is shipped thousands of miles throughout our country using various types of
transportation such as trucks, planes, and boats. Food availability would be most affected by
a shortage in which of the following energy sources? - CORRECT ANSWER- Petroleum
In the United States, we use energy more efficiently than in the past, and our total energy
consumption is therefore coming down. - CORRECT ANSWER- FALSE
The use of which energy source gave rise to growth of the US transportation industry in the
1800s, resulting in more people being able to migrate to new areas of the country? -
CORRECT ANSWER- IS NOT NATURAL GAS
Dependence on petroleum in the residential sector may decrease over the next few decades
due to _____. - CORRECT ANSWER- increase in renewable energy sources
FOSSIL FUELS - CORRECT ANSWER-
The decay and compression of organic material millions of years ago resulted in extremely
fertile soil that helped large rain forests to grow. This describes _____. - CORRECT
ANSWER- fossil fuels
Canada, Russia, and _____ are areas of large oil reserves - CORRECT ANSWER- Saudi
Arabia
Prior to the development of new extraction methods, bitumen, or oil sands, was not
considered part of the world's oil reserves. - CORRECT ANSWER- TRUE
One reason that people are hesitant to drill for oil in the Arctic National Wildlife Refuge is
_____. - CORRECT ANSWER- the exact amount and the quality of the crude oil are not
known
Because the United States imports about 4 billion barrels of crude every year, at best, the
Arctic National Wildlife Refuge could provide us with nearly one hundred years worth of oil.
- CORRECT ANSWER- FALSE
, COAL - CORRECT ANSWER-
Which of the following energy sources is NOT a type of coal or coal-precursor? - CORRECT
ANSWER- Petroleum
Which of the following types of coal requires the most intense pressure in order to form? -
CORRECT ANSWER- Anthracite
The burning of coal is used to heat water in a coal-burning power plant. - CORRECT
ANSWER- TRUE
Coal is plentiful and inexpensive; therefore many countries use it despite its environmental
impacts. - CORRECT ANSWER- TRUE
When coal is mined, it results in significant land destruction. Additionally, the mining of coal
can _____. - CORRECT ANSWER- IS NOT decrease the greenhouse effect
Coal has no advantage over other energy sources except that it is very cheap. - CORRECT
ANSWER- FALSE
Which of the following describes the clean coal method of coal washing? - CORRECT
ANSWER- Mixing crushed coal with a liquid to remove mineral impurities.
Clean coal, though expensive, creates virtually no environmental impact. - CORRECT
ANSWER- FALSE
SYNTHETIC FUELS - CORRECT ANSWER-
Synthetic fuels are usually _____. - CORRECT ANSWER- liquid
Synfuels are made from energy sources that are more plentiful than _____. - CORRECT
ANSWER- oil